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SKU: 200-8748 | UPC: 672036036812
ARP 7/16 ID 1in OD Black Washers (10 pack)
ARP black oxide washers measure 7/16 inch inner diameter by 1 inch outer diameter with 0.06 inch thickness for exact fit on 7/16 inch performance bolts. These hardened steel washers distribute load evenly under bolt heads and nuts in high-stress engine applications like cylinder heads mains and rods. Build confidence with ARP reliability that holds torque through heat cycles and high RPM demands.
Key Features
- Precise Sizing: 7/16 inch ID x 1 inch OD x 0.06 inch thick fits ARP 7/16 bolts without slop or overhang
- Black Oxide Finish: Resists rust and galling in oily wet engine environments for lasting performance
- Hardened Steel Construction: Withstands 200,000 psi tensile strength to maintain clamp load under extreme conditions
- 10 Pack Quantity: Enough washers for multiple fasteners in head stud main cap or rod bolt kits
- Application Ready: Designed for ARP fastener systems in small block big block and modular engines
Product Notes
- Inspect washers for damage before installation and match to bolt diameter
- Store in dry area to preserve oxide coating integrity
- Lightweight 0.1 lb pack ships in 4 x 4 x 1 inch padded envelope
Installation Notes
- Professional installation recommended.
- Clean bolt threads and under washer faces apply ARP Ultra-Torque lubricant
- Torque to ARP specifications in sequence recheck after 500 miles or heat cycles
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1955-1998 | Chevrolet | Small Block V8 | 262-400 cid |
| 1962-2000 | Ford | Small Block V8 | 260-351W cid |
| 1997-2023 | Chevrolet / GM | LS Series V8 | LS1-LS7 |
| 1965-1997 | Chrysler | LA / Magnum V8 | 318-360 cid |
| Universal | Various | Performance Engines | 7/16" ARP Bolts |
Why Choose ARP?
- ARP sets the standard for racing fasteners trusted by NHRA Top Fuel and NASCAR teams
- Manufactured in USA with proprietary heat treatment for fatigue resistance
- Backed by ARP engineering data and technical support for custom builds
Frequently Asked Questions
-
Q: Will these fit my ARP head stud kit?
A: Yes designed for 7/16 inch ARP head main and rod bolts on Chevy Ford and Chrysler V8 engines listed in fitment -
Q: What material and finish are used?
A: High-strength alloy steel with black oxide coating for corrosion protection and reduced friction -
Q: Does ARP offer support for torque specs?
A: ARP provides detailed torque charts lube recommendations and sequences for all kits contact ARP tech line
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact 4 x 4 x 1 inch padded envelope
- Weight: 0.1 lbs
ARP Head Studs
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Hardware
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Hardware kits and fastener assortments for engine builds, suspension installs, body and trim jobs, and off road rigs are stocked at Black Ops Auto Works. Shop ARP bolt and stud kits, brake caliper hardware, suspension bushing hardware, leaf spring hardware kits, security fastener kits, and general clip and retainer assortments across domestic and import platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 593 Hardware Kits - Other SKUs across engine, suspension, body, and lighting hardware categories. What This Category Covers The Hardware Kits - Other category groups together fastener kits and hardware assortments that do not fall under a single dedicated part category. Coverage spans engine fastener kits like cam bolts and intake manifold bolts, suspension hardware including bushing pivot washers and leaf spring hardware, seat belt mounting hardware, security hardware fo...
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